<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<form action="some" method="GET">
	用户名：<input type="text" name="username"/><br/>
	年龄：<input type="text" name="age"/><br/>
	<input type="submit" value="登录"/>
</form>
</body>
</html>